By Thy Epithet!

The caster can stare at an ally within 30 feet and restore 1 + casting modifier in hit points to the friendly target.
Verbal component is calling your ally by something they'd recognize meaning them.
Somatic component is gesturing at your ally.

Spell can only be used in active combat. When used outside of combat no healing occurs.

This spell's healing increases by 2 when you reach 5th level (3), 11th level (5), and 17th level (7).